xref: /openbmc/phosphor-bmc-code-mgmt/i2c-vr/i2cvr_software_manager.cpp (revision 37a301437cd5dfcd36dc8ecb1769163b262493b4)
1 #include "i2cvr_software_manager.hpp"
2 
3 #include "common/include/dbus_helper.hpp"
4 #include "common/include/software_manager.hpp"
5 #include "i2cvr_device.hpp"
6 #include "vr.hpp"
7 
8 #include <phosphor-logging/lg2.hpp>
9 #include <sdbusplus/async.hpp>
10 #include <sdbusplus/bus.hpp>
11 #include <xyz/openbmc_project/ObjectMapper/client.hpp>
12 
13 #include <cstdint>
14 
15 PHOSPHOR_LOG2_USING;
16 
17 namespace VR = phosphor::software::VR;
18 namespace I2CDevice = phosphor::software::i2c_vr::device;
19 namespace SoftwareInf = phosphor::software;
20 namespace ManagerInf = phosphor::software::manager;
21 
22 const std::string configDBusName = "I2CVR";
23 const std::vector<std::string> emConfigTypes = {"XDPE1X2XXFirmware",
24                                                 "DummyDeviceFirmware"};
25 
26 I2CVRSoftwareManager::I2CVRSoftwareManager(sdbusplus::async::context& ctx) :
27     ManagerInf::SoftwareManager(ctx, configDBusName)
28 {}
29 
30 void I2CVRSoftwareManager::start()
31 {
32     std::vector<std::string> configIntfs;
33     configIntfs.reserve(emConfigTypes.size());
34     for (auto& name : emConfigTypes)
35     {
36         configIntfs.push_back("xyz.openbmc_project.Configuration." + name);
37     }
38 
39     ctx.spawn(initDevices(configIntfs));
40     ctx.run();
41 }
42 
43 sdbusplus::async::task<bool> I2CVRSoftwareManager::initDevice(
44     const std::string& service, const std::string& path, SoftwareConfig& config)
45 {
46     std::string configIface =
47         "xyz.openbmc_project.Configuration." + config.configType;
48 
49     std::optional<uint64_t> busNum = co_await dbusGetRequiredProperty<uint64_t>(
50         ctx, service, path, configIface, "Bus");
51     std::optional<uint64_t> address =
52         co_await dbusGetRequiredProperty<uint64_t>(ctx, service, path,
53                                                    configIface, "Address");
54     std::optional<std::string> vrChipType =
55         co_await dbusGetRequiredProperty<std::string>(ctx, service, path,
56                                                       configIface, "Type");
57 
58     if (!busNum.has_value() || !address.has_value() || !vrChipType.has_value())
59     {
60         error("missing config property");
61         co_return false;
62     }
63 
64     VR::VRType vrType;
65     if (!VR::stringToEnum(vrChipType.value(), vrType))
66     {
67         error("unknown voltage regulator type: {TYPE}", "TYPE",
68               vrChipType.value());
69         co_return false;
70     }
71 
72     lg2::debug(
73         "[config] Voltage regulator device type: {TYPE} on Bus: {BUS} at Address: {ADDR}",
74         "TYPE", vrChipType.value(), "BUS", busNum.value(), "ADDR",
75         address.value());
76 
77     auto i2cDevice = std::make_unique<I2CDevice::I2CVRDevice>(
78         ctx, vrType, static_cast<uint16_t>(busNum.value()),
79         static_cast<uint16_t>(address.value()), config, this);
80 
81     std::unique_ptr<SoftwareInf::Software> software =
82         std::make_unique<SoftwareInf::Software>(ctx, *i2cDevice);
83 
84     uint32_t sum;
85     if (!(co_await i2cDevice->getVersion(&sum)))
86     {
87         error("unable to obtain Version/CRC from voltage regulator");
88         co_return false;
89     }
90 
91     software->setVersion(std::to_string(sum));
92 
93     std::set<RequestedApplyTimes> allowedApplyTime = {
94         RequestedApplyTimes::Immediate, RequestedApplyTimes::OnReset};
95 
96     software->enableUpdate(allowedApplyTime);
97 
98     i2cDevice->softwareCurrent = std::move(software);
99 
100     devices.insert({config.objectPath, std::move(i2cDevice)});
101 
102     co_return true;
103 }
104 
105 int main()
106 {
107     sdbusplus::async::context ctx;
108 
109     I2CVRSoftwareManager i2cVRSoftwareManager(ctx);
110 
111     i2cVRSoftwareManager.start();
112     return 0;
113 }
114